123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960 |
- // SPDX-License-Identifier: GPL-2.0
- /*
- * Copyright (c) 2019 MediaTek Inc.
- * Author: Wendell Lin <wendell.lin@mediatek.com>
- */
- #include <linux/clk-provider.h>
- #include <linux/platform_device.h>
- #include <dt-bindings/clock/mt6779-clk.h>
- #include "clk-mtk.h"
- #include "clk-gate.h"
- static const struct mtk_gate_regs ipe_cg_regs = {
- .set_ofs = 0x0004,
- .clr_ofs = 0x0008,
- .sta_ofs = 0x0000,
- };
- #define GATE_IPE(_id, _name, _parent, _shift) \
- GATE_MTK(_id, _name, _parent, &ipe_cg_regs, _shift, \
- &mtk_clk_gate_ops_setclr)
- static const struct mtk_gate ipe_clks[] = {
- GATE_IPE(CLK_IPE_LARB7, "ipe_larb7", "ipe_sel", 0),
- GATE_IPE(CLK_IPE_LARB8, "ipe_larb8", "ipe_sel", 1),
- GATE_IPE(CLK_IPE_SMI_SUBCOM, "ipe_smi_subcom", "ipe_sel", 2),
- GATE_IPE(CLK_IPE_FD, "ipe_fd", "ipe_sel", 3),
- GATE_IPE(CLK_IPE_FE, "ipe_fe", "ipe_sel", 4),
- GATE_IPE(CLK_IPE_RSC, "ipe_rsc", "ipe_sel", 5),
- GATE_IPE(CLK_IPE_DPE, "ipe_dpe", "ipe_sel", 6),
- };
- static const struct of_device_id of_match_clk_mt6779_ipe[] = {
- { .compatible = "mediatek,mt6779-ipesys", },
- {}
- };
- static int clk_mt6779_ipe_probe(struct platform_device *pdev)
- {
- struct clk_onecell_data *clk_data;
- struct device_node *node = pdev->dev.of_node;
- clk_data = mtk_alloc_clk_data(CLK_IPE_NR_CLK);
- mtk_clk_register_gates(node, ipe_clks, ARRAY_SIZE(ipe_clks),
- clk_data);
- return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
- }
- static struct platform_driver clk_mt6779_ipe_drv = {
- .probe = clk_mt6779_ipe_probe,
- .driver = {
- .name = "clk-mt6779-ipe",
- .of_match_table = of_match_clk_mt6779_ipe,
- },
- };
- builtin_platform_driver(clk_mt6779_ipe_drv);
|